#include<iostream>
#include<unistd.h>
#include<pthread.h>

int cnt=0;
pthread_mutex_t mutex=PTHREAD_MUTEX_INITIALIZER;
pthread_cond_t cond=PTHREAD_COND_INITIALIZER;

void *Count(void *args)
{
    pthread_detach(pthread_self());
    uint64_t number=(uint64_t)args;

    while(true)
    {
        pthread_mutex_lock(&mutex);
        pthread_cond_wait(&cond,&mutex);
        //不管临界资源的状态
        std::cout<<"pthread:"<<number<<",cnt:"<<cnt++<<std::endl;
        pthread_mutex_unlock(&mutex);
    }
}

int main()
{
    for(uint64_t i=0;i<5;i++)
    {
        pthread_t tid;
        pthread_create(&tid,nullptr,Count,(void*)i);
    }
    sleep(3);
    std::cout<<"main thread ctrl begin:"<<std::endl;

    while(true)
    {
        sleep(1);
        pthread_cond_signal(&cond);
    }

    return 0;
}